Multiple drugs: Various toxicities and lack of efficacy: case report.

Atrial fibrillation recurred on day 5 of CAR-T infusion and amiodarone was administered again; normalised heart rate was achieved after 4 hours of treatment. However, she developed induced grade 3 atrial fibrillation, grade 1 decreased myeloproliferation, grade 3 neutropenia and grade 1 CRS secondary to lenalidomide and unspecified CAR-T-cell-therapies. Chimeric antigen receptor T - cell combined with lenalidomide for triple - class refractory multiple myeloma after chimeric antigen receptor T-cell therapy: report of 1 case and review of literature. [Extracted from the article]